Home / 7,563.20-10,437.47-4,160.36

Finding the Fourth Proportional to 7,563.20, 10,437.47 and 4,160.36

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Solution

The fourth proportional to 7,563.20, 10,437.47 and 4,160.36 is: 5,741.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,563.20 : 10,437.47 = 4,160.36 : x
  2. Step 2: Convert to fraction form
    7,563.20/10,437.47 = 4,160.36/x
  3. Step 3: Cross multiply
    7,563.20x = 10,437.47 × 4,160.36
  4. Step 4: Simplify right side
    7,563.20x = 43,423,593.38
  5. Step 5: Solve for x
    x = 43,423,593.38/7,563.20
  6. Step 6: Final answer
    x = 5,741.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.